Did you ever play Unreal 1 PC game when you were younger?
This is a recreation of one of the rifles of that game and it's a low-poly game model
Created and optimized in blender 2.91
Substance painter was used for texturing
Diffuse map 4096x4096Height map 4096x4096Roughness map 4096x4096Normal map 4096x4096Metalness map 4096x4096
Blend file includes all the shaders setup and packed with rendering operators
Textures are also available as a separate zip file
Feel free to contact me if you run into any issues